linux-kernel - Re: [PATCH v5 5/7] null_blk: allow non power of 2 zoned devices

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Message-ID: <7656fdc2-0511-722e-de6a-c2a2460cb048@samsung.com>
Date:   Tue, 24 May 2022 09:30:41 +0200
From:   Pankaj Raghav <p.raghav@...sung.com>
To:     kernel test robot <lkp@...el.com>, <axboe@...nel.dk>, <hch@....de>,
        <snitzer@...hat.com>, <damien.lemoal@...nsource.wdc.com>,
        <hare@...e.de>, <Johannes.Thumshirn@....com>
CC:     <llvm@...ts.linux.dev>, <kbuild-all@...ts.01.org>,
        <linux-nvme@...ts.infradead.org>, <dm-devel@...hat.com>,
        <dsterba@...e.com>, <jiangbo.365@...edance.com>,
        <linux-kernel@...r.kernel.org>, <gost.dev@...sung.com>,
        <linux-block@...r.kernel.org>, <jaegeuk@...nel.org>,
        Luis Chamberlain <mcgrof@...nel.org>
Subject: Re: [PATCH v5 5/7] null_blk: allow non power of 2 zoned devices

On 5/24/22 04:40, kernel test robot wrote:
> Hi Pankaj,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on axboe-block/for-next]
> [also build test ERROR on device-mapper-dm/for-next linus/master hch-configfs/for-next v5.18 next-20220523]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
> 
> url:    https://protect2.fireeye.com/v1/url?k=8acc50e6-d557681b-8acddba9-000babff317b-0ca211d60a57a8c6&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fgithub.com%2Fintel-lab-lkp%2Flinux%2Fcommits%2FPankaj-Raghav%2Fblock-make-blkdev_nr_zones-and-blk_queue_zone_no-generic-for-npo2-zsze%2F20220524-011616
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
> config: hexagon-randconfig-r045-20220523 (https://protect2.fireeye.com/v1/url?k=0dc32741-52581fbc-0dc2ac0e-000babff317b-fb6f258f0c80ebb9&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fdownload.01.org%2F0day-ci%2Farchive%2F20220524%2F202205241034.izkLMTcH-lkp%40intel.com%2Fconfig)
> compiler: clang version 15.0.0 (https://protect2.fireeye.com/v1/url?k=afbb4f4f-f02077b2-afbac400-000babff317b-a4413fa4cefe1877&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fgithub.com%2Fllvm%2Fllvm-project 10c9ecce9f6096e18222a331c5e7d085bd813f75)
> reproduce (this is a W=1 build):
>         wget https://protect2.fireeye.com/v1/url?k=718573dc-2e1e4b21-7184f893-000babff317b-b6c06a1c569b0d77&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fraw.githubusercontent.com%2Fintel%2Flkp-tests%2Fmaster%2Fsbin%2Fmake.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://protect2.fireeye.com/v1/url?k=247d070f-7be63ff2-247c8c40-000babff317b-6fd7f2f6a5a5bc60&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fgithub.com%2Fintel-lab-lkp%2Flinux%2Fcommit%2F3d3c81da0adbd40eb0d2125327b7e227582b2a37
>         git remote add linux-review https://protect2.fireeye.com/v1/url?k=081be8db-5780d026-081a6394-000babff317b-d12fdca0fccd0493&q=1&e=5ef82219-ef70-445f-a7d0-0ae0a30be69f&u=https%3A%2F%2Fgithub.com%2Fintel-lab-lkp%2Flinux
>         git fetch --no-tags linux-review Pankaj-Raghav/block-make-blkdev_nr_zones-and-blk_queue_zone_no-generic-for-npo2-zsze/20220524-011616
>         git checkout 3d3c81da0adbd40eb0d2125327b7e227582b2a37
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>, old ones prefixed by <<):
> 
>>> ERROR: modpost: "__hexagon_umoddi3" [drivers/block/null_blk/null_blk.ko] undefined!

I am able to apply my patches cleanly against next-20220523, build it
without any errors with GCC and boot into it in my x86_64 machine. Not
sure why this error is popping up.